interface IKun {
  name: string
  age: number
  slogan?: string
}

// 挑选出来一些属性的Key
type Ikun1 = Pick<IKun, "slogan" | "name">

type HYPick<T, K extends keyof T> = {
  [P in K]: T[P]
}

type Ikuns = HYPick<IKun, "slogan" | "name">


export { }